/Engine/Plugins/Experimental/GeometryScripting/Source/GeometryScriptingCore/Public/GeometryScript/MeshPolygroupFunctions.h
Set a new PolyGroup on all the triangles of the given Selection, for the given GroupLayer.
static [UDynamicMesh](API\Runtime\GeometryFramework\UDynamicMesh) * SetPolygroupForMeshSelection ( [UDynamicMesh](API\Runtime\GeometryFramework\UDynamicMesh) * TargetMesh, [FGeometryScriptGroupLayer](API\Plugins\GeometryScriptingCore\GeometryScript\FGeometryScriptGroupLayer) GroupLayer, [FGeometryScriptMeshSelection](API\Plugins\GeometryScriptingCore\GeometryScript\FGeometryScriptMeshSelection) Selection, int & SetPolygroupIDOut, int SetPolygroupID, bool bGenerateNewPolygroup, bool bDeferChangeNotifications )